24780640

素因数分解:

$2^5\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2539}}^1$

素因数の和:2615

約数の個数: 48

約数和(自身を含む): 59527440

約数和(自身を除く): 34746800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 80, 122, 160, 244, 305, 488, 610, 976, 1220, 1952, 2440, 2539, 4880, 5078, 9760, 10156, 12695, 20312, 25390, 40624, 50780, 81248, 101560, 154879, 203120, 309758, 406240, 619516, 774395, 1239032, 1548790, 2478064, 3097580, 4956128, 6195160, 12390320, 24780640]

約数ペア:

[(1, 24780640), (2, 12390320), (4, 6195160), (5, 4956128), (8, 3097580), (10, 2478064), (16, 1548790), (20, 1239032), (32, 774395), (40, 619516), (61, 406240), (80, 309758), (122, 203120), (160, 154879), (244, 101560), (305, 81248), (488, 50780), (610, 40624), (976, 25390), (1220, 20312), (1952, 12695), (2440, 10156), (2539, 9760), (4880, 5078)]